Device for heating food using induction and device for transmitting energy

Abstract

A device for heating food using induction, including a base element having a secondary winding configured from a current conductor and a heating element that is connected to the winding. To reduce the height of the base element, a winding core is located inside the winding. Further, a device for transmitting energy to a device for heating food by induction, the former device including a primary winding that is configured from a current conductor and is connected to a voltage source.

1 - 17 . (canceled) 
     
     
         18 . A device for heating food by means of induction, comprising:
 heating means including a secondary winding formed from a current conductor and a heating element connected to said winding; and   a winding core disposed inside said secondary winding.   
     
     
         19 . The device according to  claim 18 , including said winding core configured as substantially rotationally symmetrical. 
     
     
         20 . The device according to  claim 18 , including said winding core configured as a pot core. 
     
     
         21 . The device according to  claim 20 , including said winding includes a central column having a first axial height and an annular side wall having a second axial height different from said first axial height. 
     
     
         22 . The device according to  claim 18 , including said winding core includes a plurality of core elements. 
     
     
         23 . The device according to  claim 22 , including said core elements arranged on a substantially circular path and configured substantially as circular-ring-segment-shaped. 
     
     
         24 . The device according to  claim 23 , including said core elements formed substantially U-shaped in one radial cross-section. 
     
     
         25 . The device according to  claim 23 , including said core elements formed substantially E-shaped in one radial cross-section. 
     
     
         26 . The device according to  claim 22 , including retaining means which interconnect said core elements in a load-bearing manner. 
     
     
         27 . The device according to  claim 26 , including said retaining means include a printed circuit board. 
     
     
         28 . The device according to  claim 26 , including said retaining means configured as substantially ring-shaped. 
     
     
         29 . The device according to  claim 18 , including said winding arranged on a printed circuit board. 
     
     
         30 . The device according to  claim 18 , including said winding arranged as substantially spiral-shaped. 
     
     
         31 . The device according to  claim 18 , including said heating element includes the same number of substantially identical heating conductors as the winding core has core elements. 
     
     
         32 . The device according to  claim 31 , including at least two heating conductors are arranged substantially symmetrically with respect to one another and especially in a substantially circular heating area. 
     
     
         33 . The device according to  claim 31 , including said heating conductors arranged in a substantially circular heating area and each said heating conductor arranged substantially uniformly distributed in a piece-of-cake-shaped segment. 
     
     
         34 . A device for transmitting energy to a device for heating food by means of induction, comprising:
 a primary winding formed from a current conductor and connected to a voltage source; and   a winding core located inside said primary winding.   
     
     
         35 . The device according to  claim 34 , including said winding core configured as substantially rotationally symmetrical. 
     
     
         36 . The device according to  claim 34 , including said winding core configured as a pot core. 
     
     
         37 . The device according to  claim 36 , including said winding includes a central column having a first axial height and an annular side wall having a second axial height different from said first axial height. 
     
     
         38 . The device according to  claim 34 , including said winding core includes a plurality of core elements. 
     
     
         39 . The device according to  claim 38 , including said core elements arranged on a substantially circular path and configured substantially as circular-ring-segment-shaped. 
     
     
         40 . The device according to  claim 38 , including said core elements formed substantially U-shaped in one radial cross-section. 
     
     
         41 . The device according to  claim 38 , including said core elements formed substantially E-shaped in one radial cross-section. 
     
     
         42 . The device according to  claim 38 , including retaining means which interconnect said core elements in a load-bearing manner. 
     
     
         43 . The device according to  claim 42 , including said retaining means include a printed circuit board. 
     
     
         44 . The device according to  claim 42 , including said retaining means configured as substantially ring-shaped. 
     
     
         45 . The device according to  claim 34 , including said winding arranged on a printed circuit board. 
     
     
         46 . The device according to  claim 34 , including said winding arranged as substantially spiral-shaped. 
     
     
         47 . The device according to  claim 34 , including said heating element includes the same number of substantially identical heating conductors as the winding core has core elements. 
     
     
         48 . The device according to  claim 47 , including at least two heating conductors are arranged substantially symmetrically with respect to one another and especially in a substantially circular heating area. 
     
     
         49 . The device according to  claim 47 , including said heating conductors arranged in a substantially circular heating area and each said heating conductor arranged substantially uniformly distributed in a piece-of-cake-shaped segment.